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FIRMWARE VERSION 1.0.4.23 GXP2120/GXP2110/GXP2100/GXP1450 USER MANUAL Page 10 of 69
Feature Keys
Feature key comparison:
GXP2120 GXP2110 GXP2100 GXP1450
HOLD Yes Yes Yes Yes
SPEAKERPHONE Yes Yes Yes Yes
SEND Yes Yes Yes Yes
TRANSFER Yes Yes Yes Yes
CONF Yes Yes Yes Yes
MUTE Yes Yes Yes Yes
DND Yes Yes No No
HEADSET Yes Yes Yes Yes
INTERCOM Yes Yes Yes No
PHONEBOOK Yes Yes Yes Yes
MSG Yes Yes Yes Yes
MENU Yes Yes Yes Yes
NAVIGATION (4) Yes Yes Yes Yes
Voice Codec
Support for G.723.1, G.729A/B, G.711u/a, G.726-32, G.722 (wide-band), iLBC,
in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward, up to 5-way conference for GXP2120/GXP2110/GXP2100,
up to 3-way conference for GXP1450, call park, pickup, shared-call-appearance
(SCA)/bridged-line-appearance (BLA), downloadable phone book (XML, LDAP, up
to 2000 items for GXP2120/GXP2110/GXP2100, up to 500 items for GXP1450),
call waiting, call log (up to 2000 records for GXP2120/GXP2110/GXP2100, up to
500 records for GXP1450), XML customization of screen, off-hook auto dial, auto
answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones,
server redundancy and fail-over
HD Audio
Yes, HD handset with support for wideband audio
Headset Jack
2.5mm and RJ9 headset jack
Base Stand
Yes, 2-angle positions available
Wall Mountable
Yes
Expansion Module
GXP2120/GXP2110 only
QoS
Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level passwords, MD5 and MD5-
sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, 802.1x media
access control